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Preview generator: cleanup

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He4eT 2021-08-27 15:53:36 +05:00
commit 50875cecad
3 changed files with 17 additions and 13 deletions
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27
preview_generator/rows.js
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@ -1,27 +0,0 @@
const HALVES_GAP = 5
const row = (keys, start, gapOffset) => [
{x: start},
...keys.slice(0, keys.length / 2),
{x: HALVES_GAP + gapOffset},
...keys.slice(keys.length / 2),
].flat()
const row12 = keys =>
row(keys, 0, 0)
const row4 = (keys, rowIndex) => ({
4: row(keys, 2, 4),
5: row(keys, 4, 0),
6: row(keys, 6, -4),
7: row(keys, 6, -4),
}[rowIndex % 8])
const buildRow = (keys, rowIndex) => ({
12: row12(keys),
4: row4(keys, rowIndex)
}[keys.length] || ['Oh no...'])
module.exports = {
buildRow
}